Tags: containers

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CNCF survey
The use of serverless technology has spiked with 50% of organizations using the technology compared to 25% in March 2018, according to the recent CNCF survey.

CNCF Survey: Cloud Usage in Asia Has Grown 135% Since March 2018

The bi-annual CNCF survey takes a pulse of the community to better understand the adoption of cloud native technologies. This is the second time CNCF has conducted its cloud native survey in Mandarin to better gauge how Asian companies are adopting open source and cloud native technologies. The ...
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Who Is Running My Kubernetes Pod? The Past, Present, and Future of Container Runtimes

In the Linux operating system world, container technology has existed for quite some time, reaching back over a decade to the initial ideas around separate namespaces for file systems and processes. At some point in the more recent past, LXC was born and became the common way for users on Linux to...
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KubeCon + CloudNativeCon

The Cloud Native Computing Foundation’s flagship conference gathers adopters and technologists from leading open source and cloud native communities in Barcelona, Spain from May 20-23, 2019. Join Kubernetes, Prometheus, OpenTracing, Fluentd, gRPC, containerd, rkt, CNI, Envoy, Jaeger, Notary, TUF,...
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Special Report: Kubernetes Orchestrates a Mass Movement to the Cloud

Kubernetes (pronounced koo-ber-NET-eez, from the Greek word for “helmsman” or “pilot”) is the most rapidly adopted open-source project in history since its release in mid-2014. According to 451 Research, it has already moved into more than 70 percent of organizations using the wildly popular...
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Ubuntu Fan Aims to Simplify Container Networking

Most people will think of Ubuntu as primarily a Linux server and cloud technology effort. Ubuntu also has some networking capabilities that it develops on its own including the Fan container networking project. There are multiple open source SDN efforts in the market today that more well known than...
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Docker Logs - How to Use Options, Tail and Grep to Debug Effectively

When developing applications based on Docker, being able to find specific information in the logs and save this data to file can speed up the troubleshooting and debugging process. Here are some tips on using log options, tail and grep to find what you are looking for in docker containers’ log data...
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Modernizing Applications for Kubernetes

Modern stateless applications are built and designed to run in software containers like Docker, and be managed by container clusters like Kubernetes. They are developed using Cloud Native and Twelve Factorprinciples and patterns, to minimize manual intervention and maximize portability and...
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Kenzan kr8sswordz
In the final part of this series, we will set up CI/CD hooks for the Kr8sswordz Puzzle app.

Set Up CI/CD for a Distributed Crossword Puzzle App on Kubernetes (Part 4)

Part 3 had us running our Kr8sswordz Puzzle app, spinning up multiple instances for a load test, and watching Kubernetes gracefully balance numerous requests across the cluster. Though we set up Jenkins for use with our Hello-Kenzan app in Part 2, we have yet to set up CI/CD hooks for the...
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How To Install and Use Docker Compose on CentOS 7

Docker Compose is a tool that allows you to define and run multi-container Docker applications. With Compose, you define the application’s services, networks and volumes in a single YAML file, then spin your application with a single command. Compose can be used for different purposes such as...
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crossword app
In this third installment of our series, we get to the main event: running our Kr8sswordz Puzzle application.

Run and Scale a Distributed Crossword Puzzle App with CI/CD on Kubernetes (Part 3)

In Part 2 of our series, we deployed a Jenkins pod into our Kubernetes cluster, and used Jenkins to set up a CI/CD pipeline that automated building and deploying our containerized Hello-Kenzan application in Kubernetes. In Part 3, we are going to set aside the Hello-Kenzan application and get to...
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